JP2000159445A - Power source cable accomodating device and ac adaptor with power source cable accomodating function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To adjust a length of a power source cable corresponding to a usable position of a device and to easily accomodate the power source cable when it is not used by providing the winding up knob capable of separately winding up a capable at AC power source side and a cable at device side. SOLUTION: In a case when a portable computer device is used while driving the same by an external power source, a cable at AC power source side 3 and a cable at device side 4 are pulled out while adjusting the lengths of the cable at AC power source side 3 and the cable at device side 4 corresponding to the positions of the portable computer device and a power source. On the other hand, when the cables are accomodated, the power source plugs are removed from the external power source and the portable computer device body. Then an outer winding up knob 71 and an inner winding up knob 72 are standed to be rotated. The cable at AC power source side 3 and the cable at device side 4 are wound up on an outer winding-up shaft 61 and an inner winding-up shaft 62, and accomodated in a cable accomodating part 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply device, and more particularly to a power cable storage device for storing a power cable for supplying power to the device and an AC adapter having a power cable storage function.

[0002]

2. Description of the Related Art Conventionally, in a portable computer device, a power supply-adapter main body and a power supply cable have a separated configuration or are integrated into a single storage unit, but the user has put together the cables. Since there is no power cable storage space in the power supply, there is a problem in that when the power supply is stored when it is carried or not used, parts may be forgotten or lost.

As a prior art for solving such a problem, for example, Japanese Patent Laid-Open No. 09-1076 is disclosed.
There is one described in JP-A-31. That is, in the prior art, an AC / DC converter for converting an AC plug and a commercial power supply into an arbitrary DC power, a molded case for insulating and protecting the AC plug and the AC / DC converter, and a cable with a DC plug for supplying a DC power are provided. In the power supply device, the mold case has a circular shape and includes a mechanism capable of winding a cable with a DC plug along the shape of the outer periphery of the mold case. ing. The power supply is DC
A mold case capable of storing a cable with a plug is provided, and a cable with a DC plug is wound and stored by rotating a power supply device. This makes it possible to neatly arrange and wrap the cable with the DC plug, which is a part of the AC adapter, around the AC adapter without feeling uncomfortable. It becomes easy to store in. Further, by adding a dedicated mold case, the cable with a DC plug can be further easily stored, so that portability is improved and usability is improved. In addition, as a ripple effect, it is possible to suppress twisting of the cable due to winding and bundling of a cable with a DC plug, for which no particular method is determined, and occurrence of cable breakage caused by repetition thereof. When a special mold case is added, portability is improved and an AC adapter is inevitably carried around.
When the C adapter is dropped, the molded case for insulation from the electric circuit may be damaged, which is a very dangerous state for safety. In such a case, since there is a molded case for storing the cable outside the AC adapter, the damaged portion is often the molded case for storing the outer cable, which suppresses a fatal injury to the AC adapter. be able to. As described above, it is disclosed that an easy-to-use AC adapter excellent in portability can be provided.

[0004]

However, in the prior art, the length of the power cable cannot be adjusted according to the installation position of the computer.
There is a problem that the power cable is easily damaged by surrounding obstacles.

The present invention has been made in view of the above problems, and has as its object to provide a power cable storage space in an AC adapter body, a power cable storage device for storing a power cable, and a power cable. An object of the present invention is to provide an AC adapter with a storage function.

[0006]

The gist of the present invention resides in that the first power cable and the second power cable are connected to each other by an A.
A power cable storage device for storing in a C adapter main body, wherein the first power cable and the second power cable can be pulled out and stored, and the first power cable and the second power cable do not become entangled. And a concentric cylindrical shape having a predetermined winding radius so that the first power cable can be wound independently of the second power cable. An outer winding shaft having a concentric cylindrical shape having a winding radius smaller than that of the outer winding shaft so that the second power cable can be wound independently of the first power cable; An inner winding shaft inserted inside an outer winding shaft; winding the first power cable while rotating the outer winding shaft; An external winding knob for storing the second power cable in the AC adapter main body while rotating the internal winding shaft; and an internal winding knob for storing the second power cable in the AC adapter main body while rotating the internal winding shaft. Power cable storage device. The gist of claim 2 of the present invention is that the first power cable and the second power cable are separated from each other at the center so as not to be entangled with each other. The first power cable and the second power cable are divided into upper and lower portions of the partition plate, respectively, on the outer winding shaft and the inner winding shaft. The power cable storage device according to claim 1, wherein the power cable storage device is configured to be wound independently. The gist of claim 3 of the present invention is characterized in that each of the outer winding knob and the inner winding knob has a structure that can be stored by falling down. Exists in the device. According to a fourth aspect of the present invention, there is provided an AC adapter having a power cable storage function including a power cable storage device for storing a first power cable and a second power cable in an AC adapter body.
An adapter, wherein the power cable storage device is capable of drawing out and storing the first power cable and the second power cable, and the first power cable and the second power cable
A cable outlet having a structure partitioned at the center so as not to be entangled with the power cable, and a predetermined winding radius for enabling the first power cable to be wound independently of the second power cable. An outer winding shaft having a concentric cylindrical shape, and the second power cable connected to the first winding cable.
A winding radius smaller than the outer winding shaft is provided to enable winding independently of the power cable, and the inner winding shaft inserted inside the outer winding shaft; An outer winding knob for winding the first power cable and storing it in the AC adapter body while rotating the outer winding shaft, and winding the second power cable while rotating the inner winding shaft. An AC adapter having a power cable storage function, comprising an inner winding knob for storing the AC adapter in the AC adapter body. The gist of claim 5 of the present invention resides in that the first power cable and the second power cable are connected to each other.
As a structure in which the power supply cable is partitioned at the center so as not to be entangled, a circular partition plate that does not block the shaft hole below the outer winding shaft is provided, and the first power supply cable and the 5. The second power cable, wherein the second power cable is divided into upper and lower portions of the partition plate and configured to be independently wound on the outer winding shaft and the inner winding shaft, respectively. 6. A with power cable storage function
Exists in C adapter. The gist of the invention according to claim 6 of the present invention is that the power cable storage device according to claim 4, wherein each of the outer winding knob and the inner winding knob has a structure that can be stored by falling down. AC with function
Exists in the adapter. The gist of claim 7 of the present invention is that the first power supply cable is an AC power supply side power supply cable connected to a home / commercial AC power supply. In the AC adapter with a power cable storage function described in the paragraph. The gist of claim 8 of the present invention is that the second power cable is a device-side power cable connected to a power supply target device, wherein the second power cable is a device-side power cable. There is an AC adapter with a power cable storage function.

[0007]

Embodiments of the present invention will be described below in detail with reference to the drawings. The AC adapter 100 with a power cable storage function according to the present embodiment secures a power cable storage space in an AC (specifically, home / commercial AC power supply) adapter body, and incorporates the power cable storage device 200 therein. Thus, it is characterized in that the adapter body and the cable are integrated. That is, AC
Adapter body, first power cable (power cable on AC power side) 3 and second power cable (power cable on device side) 4
Is integrated, reducing the number of parts when carrying,
It is possible to prevent parts from being forgotten.

FIG. 1 is a perspective view for explaining an embodiment of an AC adapter 100 having a power cable storage function according to the present invention. AC with power cable storage function shown in FIG.
The adapter 100 includes a power cable storage device 200.

The power cables 3 and 4 on the AC power supply side are pulled out and stored from a cable outlet 2 provided in the power cable storage device 200. The cable outlet 2 is divided at the center so that the two AC power supply cables 3 and the apparatus power supply cable 4 are not entangled. The power cable storage device 200 includes two outer winding shafts 61 and inner winding shafts 62 having different sizes so that the AC power supply cable 3 and the device power cable 4 can be wound independently. Have been.
In addition, it is preferable that the outer winding knob 71 and the inner winding knob 72 attached to the power cable storage device 200 have a structure that can be folded down and stored in consideration of an impact such as a drop when not in use.

In the AC adapter 100 having the power cable storage function having such a structure, the power cable is stored in the AC adapter body by rotating the outer winding knob 71 and the inner winding knob 72. The power cable is connected to a household / commercial AC power supply (AC power supply).
A power supply side power cable 3 and a device side power supply cable 4 connected to a main body of a portable computer device (for example, a notebook PC), which is a form of a power supply target device, have an outer winding knob 71 and an inner winding knob 72, respectively. Are separately wound around the concentric outer winding shaft 61 and the inner winding shaft 62. That is, the outer winding knob 71 for the AC power supply power cable 3 and the inner winding knob 72 for the device power cable 4 are provided, and the AC power supply cable 3 and the device power cable 4 are rotated by rotating them. Because it is stored, it is easy to store it when not in use.

FIG. 2 is a top view for explaining an embodiment of a power cable storage device 200 used in the AC adapter 100 with a power cable storage function of FIG. FIG. 3 is a side view of the power cable storage device 200 of FIG.

FIG. 4 shows the power cable storage device 20 of FIG.
0A is a side view, and FIG. 7A shows a state in which the AC power supply-side power cable 3 is wound on the body of the outer winding shaft 61, and FIG. It shows a state where the take-up shaft 62 is taken up on the body. The outer winding shaft 61 is, as shown in FIG.
The shaft has a hollow cylindrical shape, and the length of the shaft is の of the inner winding shaft 62.

Further, as shown in FIGS. 3 and 4 (a) and 4 (b), a structure in which the two AC power supply cables 3 and the apparatus power supply cable 4 are separated at the center so as not to be entangled. A circular partition plate 8 is attached to the lower side of the outer winding shaft 61 so as not to block the hole of the shaft. This is to prevent the cable wound around the outer winding shaft 61 and the inner winding shaft 62 from being reversed inside and the winding not to operate normally.

As shown in FIGS. 3 and 4A and 4B, the diameter of the inner winding shaft 62 is
1 and the inner winding shaft 62 is passed through the inside of the outer winding shaft 61 to form the power cable storage device 200. AC power supply power cable 3 and device power supply cable 4
Are wound on the outer winding shaft 61 and the inner winding shaft 62, respectively, divided into upper and lower portions of the partition plate 8 of the outer winding shaft 61. That is, the AC power source side power cable 3 is wound around the outer winding shaft 61 as shown in FIG. 4A, and the device side power cable 4 is wound around the inner winding shaft 62 as shown in FIG. Taken.

Next, an AC with a power cable storage function shown in FIG.
The operation of the adapter 100 will be described.

When the apparatus is driven by an external power supply (for example, home / commercial AC power supply) when using the portable computer apparatus, the AC power supply side power cable 3 and the apparatus side power supply cable 4 are pulled out from the power supply cable outlet 2. While adjusting the lengths of the AC power supply side power cable 3 and the device side power supply cable 4 according to the portable computer device and the power supply position,
Pull out the power supply side power cable 3 and the device side power supply cable 4.

When the portable computer device is stored, the power plug is removed from the power source and the portable computer device body,
Raise and rotate the outer take-up knob 71 and the inner take-up knob 72. By rotating the outer take-up knob 71 and the inner take-up knob 72, the AC power supply cable 3 and the device-side power cable 4 are wound around the outer take-up shaft 61 and the inner take-up shaft 62, respectively. Is stored in. That is, since the outer winding knob 71 and the inner winding knob 72 are provided so that the two AC power supply power cables 3 and the apparatus power cable 4 can be separately wound, the AC power supply according to the use position of the apparatus is provided. The length of the side power cable 3 and the apparatus side power cable 4 can be adjusted, so that the chance of cable breakage is reduced and the space can be used effectively.

In this embodiment, the power supply device-AC adapter and the power cable of the portable computer have been described. However, the type of the main device is not limited. In addition, the number, position, shape, and the like of the constituent members are not limited to the above-described embodiment, but are suitable numbers, positions,
It can be shaped and the like. In each drawing, the same components are denoted by the same reference numerals.

[0019]

Since the present invention is configured as described above, the following effects can be obtained.

The first effect is that the number of components can be reduced when the device is carried, and components can be prevented from being forgotten. The reason is that the AC adapter body and the power cable are integrated.

A second effect is that storage when not in use is easy. The reason is that a knob for winding the power cable is provided, and the power cable is stored by rotating the knob.

A third effect is that the length of the power cable can be adjusted according to the use position of the device. Therefore, the chance of cable breakage is reduced, and the space can be effectively used. The reason is that a winding knob is provided so that the two AC power supply cables 3 and the apparatus power supply cable 4 can be separately wound.

[Brief description of the drawings]

FIG. 1 is a perspective view illustrating an embodiment of an AC adapter with a power cable storage function according to the present invention.

FIG. 2 is a top view for explaining an embodiment of a power cable storage device used in the AC adapter with a power cable storage function of FIG. 1;

FIG. 3 is a side view of the power cable storage device of FIG. 2;

4A and 4B are side views of the power cable storage device of FIG. 2, wherein FIG. 4A shows a state in which the power cable is wound on a body of an outer winding shaft, and FIG. Is wound on the body of the inner winding shaft.

[Explanation of symbols]

 2 Cable outlet 3 AC power supply cable (first power cable) 4 Device power cable (second power cable) 8 Partition plate 61 Outer winding shaft 62 Inner winding shaft 71 Outer winding Pickup knob 72 ... Inner winding knob 100 ... AC adapter with power cable storage function 200 ... Power cable storage device

Claims (8)

[Claims] 1. A power cable storage device for storing a first power cable and a second power cable in an AC adapter body, wherein the first power cable and the second power cable can be pulled out and stored. A cable outlet having a structure in which the first power cable and the second power cable are separated from each other at the center so as not to be entangled; and the first power cable can be wound independently of the second power cable An outer winding shaft having a predetermined winding radius and a concentric cylindrical shape, and the outer winding to enable the second power cable to be wound independently of the first power cable. A winding shaft having a concentric cylindrical shape having a winding radius smaller than the shaft, an inner winding shaft inserted inside the outer winding shaft, and rotating the outer winding shaft. An outer winding knob for winding the first power cable and storing it in the AC adapter main body while winding the second power cable while storing the inner winding shaft in the AC adapter main body. A power cable storage device, comprising: 2. A structure in which the first power cable and the second power cable are separated at the center so as not to be entangled, and have a circular shape so as not to block a hole of a shaft below the outer winding shaft. A partition plate, wherein the first power cable and the second power cable are divided into upper and lower portions of the partition plate so that they can be independently wound on the outer winding shaft and the inner winding shaft, respectively; The power cable storage device according to claim 1, wherein the power cable storage device is provided. 3. The power cable storage device according to claim 1, wherein each of the outer winding knob and the inner winding knob has a structure in which the outer winding knob can be tilted and stored. 4. An AC adapter provided with a power cable storage function for storing a first power cable and a second power cable in an AC adapter body, the power cable storage device comprising: A cable outlet having a structure in which a first power cable and the second power cable can be pulled out and stored, and the first power cable and the second power cable are separated at the center so as not to be entangled; An outer winding shaft having a predetermined winding radius and having a concentric cylindrical shape so that the first power cable can be wound independently of the second power cable; A winding radius smaller than the outer winding shaft is provided to enable winding independently of the power cable, and the winding shaft has a concentric cylindrical shape. An inner take-up shaft inserted inside the side take-up shaft; an outer take-up knob for taking up the first power cable while rotating the outer take-up shaft and storing the first power cable in the AC adapter main body; An AC adapter having a power cable storage function, comprising: an inner winding knob for winding the second power cable and storing it in the AC adapter body while rotating an inner winding shaft. 5. A structure in which the first power cable and the second power cable are separated at the center so as not to be entangled with each other. A partition plate, wherein the first power cable and the second power cable are divided into upper and lower portions of the partition plate so that they can be independently wound on the outer winding shaft and the inner winding shaft, respectively; The AC adapter with a power cable storage function according to claim 4, wherein: 6. The AC adapter according to claim 4, wherein each of the outer winding knob and the inner winding knob has a structure in which the outer winding knob and the inner winding knob can be tilted and stored. 7. The power cable storage function according to claim 4, wherein the first power cable is an AC power supply side power cable connected to a household / commercial AC power supply. With AC adapter. 8. The AC adapter with a power cable storage function according to claim 4, wherein the second power cable is a device-side power cable connected to a power supply target device.